How should one understand BIM? While opinions may vary, this question often puzzles many beginners in the field. As a professional BIM training platform, the BIM Building Training Network would like to share its perspective to serve as a helpful guide for newcomers.
Currently, there is no universally authoritative organization that defines a clear concept and standard for BIM. The only widely accepted understanding is the literal meaning: Building Information Modeling. According to the American BIM National Standard, BIM encompasses four key aspects:
- The digital representation of the physical and functional characteristics of a facility (construction project).
- A shared knowledge resource.
- A process of sharing information about the facility to provide a reliable basis for all decisions throughout its entire lifecycle, starting from the conceptual stage.
- Collaboration among different stakeholders at various project stages, where they insert, extract, update, and modify information in the BIM to support and reflect their respective responsibilities.
From the perspective of the BIM Construction Training Network, understanding BIM involves considering the entire lifecycle of construction projects. The true essence of BIM can be summarized in three core elements:
Building Information Modeling
a. Building
Focuses on the entire project lifecycle, including planning, design, construction, operation, and retirement.
b. Information
Encompasses all data related to buildings and their lifecycles, such as contracts, specifications, drawings, budgets, and operating procedures.
c. Modeling
Involves the definition, modeling, and simulation of architecture, covering engineering design, analysis, construction sequencing, space utilization, maintenance, and more.
This represents my personal viewpoint. If you have a different understanding, I welcome further discussion and exchange of ideas.















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